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English definition of “suspicious”

suspicious

adjective (SEEM GUILTY)    /səˈspɪʃ.əs/
B2 making you feel that something illegal is happening or that something is wrong : Her behaviour was very suspicious. The fire at the bank is being treated as suspicious. It's a bit suspicious that no one knows where he was at the time of the murder . There were some suspicious characters hanging around outside . There's a suspicious- looking van parked at the end of the road . His new book bears a suspicious resemblance to a book written by someone else . (= His book is so similar to the other book that it seems as if he has copied it.)Strange, suspicious and unnatural
(Definition of suspicious adjective (SEEM GUILTY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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